20626470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7393}}^1$

素因数の和:7437

約数の個数: 48

約数和(自身を含む): 55366272

約数和(自身を除く): 34739802

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 7393, 14786, 22179, 36965, 44358, 66537, 73930, 110895, 133074, 221790, 229183, 332685, 458366, 665370, 687549, 1145915, 1375098, 2062647, 2291830, 3437745, 4125294, 6875490, 10313235, 20626470]

約数ペア:

[(1, 20626470), (2, 10313235), (3, 6875490), (5, 4125294), (6, 3437745), (9, 2291830), (10, 2062647), (15, 1375098), (18, 1145915), (30, 687549), (31, 665370), (45, 458366), (62, 332685), (90, 229183), (93, 221790), (155, 133074), (186, 110895), (279, 73930), (310, 66537), (465, 44358), (558, 36965), (930, 22179), (1395, 14786), (2790, 7393)]